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Celotex  |  SKU: TB4025

25mm Celotex TB4025 PIR Insulation Board - 2400mm x 1200mm


£11.17 Ex VAT
£13.40 Inc VAT
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The 25mm Celotex TB4025 PIR insulation offers a versatile solution for reducing cold bridging in various applications, including floors, walls, and roofs. Designed with sustainability in mind, the Celotex Insulation boards feature a blend of eco-friendly blowing agents that boast a low global warming potential. Additionally, they have been proven to have zero ozone depletion potential (ODP), further underlining their environmentally-conscious design.

Choose Celotex insulation for a reliable, efficient, and eco-friendly insulation option for your building projects. These lightweight, rigid boards are not only easy to transport and handle but also straightforward to fit, ensuring a seamless installation process.

  • Can be used in a variety of applications – such as floor, wall, and roof.
  • Contain a combination of eco-friendly blowing agents with a low potential for global warming and zero ozone destruction potential (ODP).
  • Low-emissivity foil front.
  • BRE Green Guide rating A, which can be used in BREEAM assessments to show environmental performance.
  • Low-emissivity foil front that improves thermal performance in sealed cavity air spaces which lowers the U value.
Thickness: 25 mm
Length: 2400 mm
Width: 1200 mm
Coverage: 2.88 m²
R-value: 1.1 m²K/W
Thermal conductivity: 0.022 W/mK
Certification: BA 16/5352 BBA  17/5405
Country Origin: UK


The R-value denotes the resistance to heat flow – the higher the R-value the more insulating the product is.

  • Size
    2400mm x 1200mm
  • Coverage (m²)
    2.88
  • Thickness
    25mm
  • Material
    PIR
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